CVE-2011-2669
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of...
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of certificates.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of certificates.
- Record
CVE-2011-2669- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-295
- Updated
- 2026-11-02
CVE List No score
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of certificates.
- Record
CVE-2011-2669- Updated
- 2026-11-02
EUVDEUVD-2011-2652 No score
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of certificates.
- Record
EUVD-2011-2652- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jpfq-gv6p-4pv8
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of...
Mozilla Firefox prior to 3.6 has a DoS vulnerability due to an issue in the validation of certificates.
- Record
GHSA-jpfq-gv6p-4pv8- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-2669 is a medium vulnerability (CVSS 6.5) in Mozilla Firefox, published January 21, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.56%, the 46th percentile. No source names a fixed version.